Question

if 78 men can do a work in 140 days then how many days can 42 men do the same work​

Answer 1

Answer:

The correct answer is 70 days

Step-by-step explanation:

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Answer 2

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if 78 men can do a work in 140 days then how many days can 42 men do the same work

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42 mens can do piece of work in 140 / 78 × 42 = 980 / 13 = 75 upon 5/ 13 days .